Women's colleges were founded on progressive assumptions about inclusion and empowerment. But they were also founded for specific beneficiaries: women. But who counts as a woman? And is it possible for colleges to draw that line without redefining their missions of tolerance?

At the highest levels of the American workforce, less than 20 percent of the top leadership jobs are held by women, according to a new national study, which found that women, on average, earn less than men in comparable jobs while, by some measures, outperforming them.